#3B2B64
Closest named color: Prussian Blue (#1D3557). oklch(33.9% 0.097 293.5), rgb(59, 43, 100).
Aa
White text reads best on this color (12.24:1).
About this color
#3B2B64 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.097 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.059 away. White text reads best on it, at 12.24:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.71:1 |
| White text | 12.24:1 |
Values
| HEX | #3B2B64 |
| RGB | rgb(59, 43, 100) |
| HSL | hsl(257, 40%, 28%) |
| OKLCH | oklch(33.9% 0.097 293.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #3B2B64 | 12.24:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #3B2B64 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #3B2B64 text on white | 12.24:1 | AAA | Lc 97.7 | Preferred for body text |
| #3B2B64 text on black | 1.71:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE7F7
oklch(93.5% 0.022 294.6)
-
Step 200
200
#DAD5F2
oklch(88.6% 0.04 293.5)
-
Step 300
300
#C2B8EC
oklch(80.8% 0.073 293.5)
-
Step 400
400
#A492E2
oklch(70.7% 0.116 293.5)
-
Step 500
500
#8F75DA
oklch(63.1% 0.149 293.5)
-
Step 600
600
#7A5BC7
oklch(55.5% 0.162 293.7)
-
Step 700
700
#674AAC
oklch(49% 0.15 293.8)
-
Step 800
800
#543E8B
oklch(42.8% 0.123 293.7)
-
Step 900
900 (this color)
#3B2B64
oklch(33.9% 0.097 293.5)
-
Step 950
950
#282041
oklch(27% 0.06 293.1)
#3B2B64 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #123666 | 0.060 |
| Deuteranopia (no green cones) | #163463 | 0.056 |
| Tritanopia (no blue cones) | #313743 | 0.078 |
| Achromatopsia (no color) | #353535 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B2B64
#3B2B64
oklch(33.9% 0.097 293.5)
- #383B00
#383B00
oklch(33.8% 0.075 112.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3B2B64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.059
- Space Cadet #2B2D42 ΔE 0.069
- Marine Blue #01386A ΔE 0.070
- Marine #042E60 ΔE 0.070
- Royal Purple #4B006E ΔE 0.076
- Gunmetal #293241 ΔE 0.077
- Dark Blue Grey #1F3B4D ΔE 0.080
- Midnight Blue #191970 ΔE 0.081
Use #3B2B64 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.